4440420630 has 24 divisors (see below), whose sum is σ = 11545093872. Its totient is φ = 1184112144.

The previous prime is 4440420619. The next prime is 4440420683. The reversal of 4440420630 is 360240444.

4440420630 is a `hidden beast` number, since 4 + 4 + 4 + 0 + 4 + 20 + 630 = 666.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4440420594 and 4440420603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24668914 + ... + 24669093.

It is an arithmetic number, because the mean of its divisors is an integer number (481045578).

Almost surely, 2^4440420630 is an apocalyptic number.

4440420630 is an abundant number, since it is smaller than the sum of its proper divisors (7104673242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4440420630 is a wasteful number, since it uses less digits than its factorization.

4440420630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49338020 (or 49338017 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 4440420630 is about 66636.4812246265. The cubic root of 4440420630 is about 1643.6450540833.

The spelling of 4440420630 in words is "four billion, four hundred forty million, four hundred twenty thousand, six hundred thirty".